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Silver

physical science Maturity 7-9 Vital Level 3

Silver is a shiny metal.

1000oz.silver.bullion.bar.top.jpg
1000oz.silver.bullion.bar.top.jpg
It looks gray and white. It is very good at moving heat and power. We use it for jewelry and coins.
2022-american-eagle-silver-one-ounce-bullion-coin-obverse.png
2022-american-eagle-silver-one-ounce-bullion-coin-obverse.png
It is a special metal. Do you like shiny things?

38 words

Silver is a shiny, gray metal.

1000oz.silver.bullion.bar.top.jpg
1000oz.silver.bullion.bar.top.jpg
It is very soft. You can pull it into thin wires.
Ag atomic wire.jpg
Ag atomic wire.jpg

This metal is a great mover. It moves heat and power better than other metals. This helps it work in many tools.

People use it for many things. It is used in jewelry and coins.

2022-american-eagle-silver-one-ounce-bullion-coin-obverse.png
2022-american-eagle-silver-one-ounce-bullion-coin-obverse.png
It is also used in mirrors.

Silver can also help us stay well. It is used on some bandages. This helps clean wounds.

Silver is a very special metal. It has been used for a long time.

94 words

Silver is a shiny, white-gray metal.

1000oz.silver.bullion.bar.top.jpg
1000oz.silver.bullion.bar.top.jpg
It is a very special material. It is the best metal for moving electricity. We call this electrical conductivity. It is also the best at moving heat. This is called thermal conductivity. Silver is also very good at reflecting light. This makes it great for making mirrors.

Silver is a soft metal. It is very ductile. This means you can pull it into thin wires.

Ag atomic wire.jpg
Ag atomic wire.jpg
It is also malleable. This means you can shape it into thin sheets. People use silver for many things. It is used in jewelry and coins.
2022-american-eagle-silver-one-ounce-bullion-coin-obverse.png
2022-american-eagle-silver-one-ounce-bullion-coin-obverse.png
It is also used in solar panels. Silver helps in medical tools too. Some bandages use silver to help clean wounds.

Silver can change color. If it meets sulfur, it turns black. This is called tarnishing.

Sulfid stříbrný.PNG
Sulfid stříbrný.PNG
Most silver comes from refining other metals like copper or gold. It is more common than gold. But it is still a precious metal.

164 words

Silver is a shiny, whitish-gray metal with a brilliant luster.

1000oz.silver.bullion.bar.top.jpg
1000oz.silver.bullion.bar.top.jpg
It is a very special element known by the symbol Ag. Its atomic number is 47. Silver is a transition metal, which means it has unique properties. It is the best metal for moving electricity. This is called electrical conductivity. Silver also has the highest thermal conductivity of any metal. This means it moves heat very well. Finally, it is the best at reflecting light.
Ag atomic wire.jpg
Ag atomic wire.jpg
This makes it excellent for making specialized mirrors.

How does silver work so well? It is all about how its tiny parts are arranged. Silver has 47 electrons. One single electron sits in its highest outer shell. This electron is free to move around easily. Because this electron moves so freely, electricity and heat flow through the metal quickly. Silver is also extremely ductile and malleable. Ductile means it can be pulled into a wire only one atom wide. Malleable means it can be hammered into thin sheets. This happens because the metallic bonds in silver are relatively weak.

Ag atomic wire.jpg
Ag atomic wire.jpg

Humans have valued silver for a very long time. It is one of the seven metals of antiquity. This means people used it in ancient cultures. Silver has been used for jewelry and coins for many centuries.

Vase Entemena Louvre AO2674.jpg
Vase Entemena Louvre AO2674.jpg
In the past, silver was often used as money. Even today, it is a precious metal used for investment. People buy silver bullion, which are bars or coins made of pure silver.
2022-american-eagle-silver-one-ounce-bullion-coin-obverse.png
2022-american-eagle-silver-one-ounce-bullion-coin-obverse.png
It is often sold alongside gold and platinum. Silver is more abundant than gold, but it is rarer as a native metal.

There are many important facts about how we find and use silver. Most silver is not found alone in the ground. Instead, it is a byproduct of refining other metals like copper, gold, lead, and zinc.

Silver - world production trend.svg
Silver - world production trend.svg
Silver is the most abundant of the three big precious metals. Platinum is actually the rarest of the group. For every 139 ounces of silver mined, only one ounce of platinum is found. Silver is used in many modern things too. It is found in solar panels, water filters, and even some candies.
Diwali sweets India 2009.jpg
Diwali sweets India 2009.jpg
It is also used in medical tools like bandages and catheters to help kill germs.

Silver can change if it touches certain things in the world. If silver meets sulfur, it reacts to form a black substance.

Sulfid stříbrný.PNG
Sulfid stříbrný.PNG
This process is called tarnishing. Silver can also turn pale yellow or purple if it sits in salt water. This creates silver chloride on the surface. Silver is also used in photography. Its compounds can be used to make X-ray film and photographic film.
Common Silver Halide Precipitates.jpg
Common Silver Halide Precipitates.jpg
You might recognize silver from beautiful stained glass windows. This is because silver can be used as a colorant. It connects the ancient world of coins to our modern world of technology.

494 words

Silver is a lustrous, whitish-gray transition metal with the chemical symbol Ag. It has the atomic number 47. This element is unique because it possesses the highest electrical conductivity, thermal conductivity, and reflectivity of any metal.

1000oz.silver.bullion.bar.top.jpg
1000oz.silver.bullion.bar.top.jpg
Because of these physical properties, silver is highly valued in both industrial and economic systems. It is categorized as one of the seven metals of antiquity. This means it has played a fundamental role in human culture for thousands of years. Today, it remains a precious metal often marketed alongside gold and platinum.
2022-american-eagle-silver-one-ounce-bullion-coin-obverse.png
2022-american-eagle-silver-one-ounce-bullion-coin-obverse.png

The remarkable properties of silver stem from its specific atomic structure. Silver has 47 electrons arranged in a [Kr]4d105s1 configuration. This means it has a completely filled d subshell and a single electron in its highest occupied s subshell.

Ag atomic wire.jpg
Ag atomic wire.jpg
In its metallic lattice, which is a face-centered cubic structure, only this single 5s electron is delocalized. Because this electron does not interact with the filled d subshell, it moves with extreme mobility. This high mobility is why silver has the highest electrical conductivity of all metals. It also explains why silver has the lowest contact resistance. The thermal conductivity is also among the highest of all known materials, surpassed only by diamond and superfluid helium-4.

Silver is also physically characterized by its extreme ductility and malleability. Ductility is the ability of a metal to be drawn into thin wires. Silver is so ductile that it can be drawn into a wire only one atom wide.

Ag atomic wire.jpg
Ag atomic wire.jpg
Malleability is the ability to be hammered into thin sheets. While silver is very malleable, it is slightly less so than gold. These physical traits occur because the metallic bonds in silver lack covalent character and are relatively weak. This is due to the filled d-shell, which differs from other transition metals. This unique electron arrangement also gives silver its brilliant white luster. This luster is so distinct that the name of the metal has become a color name.

In nature, silver can be found in several different forms. It exists as native silver, which is the pure, free elemental form found in the Earth's crust. It also appears as an alloy with other metals like gold. Furthermore, it is found within specific minerals such as argentite and chlorargyrite.

Silver mining in Kutná Hora 1490s.jpg
Silver mining in Kutná Hora 1490s.jpg
Most of the silver used today is not mined directly as a primary metal. Instead, it is produced as a byproduct during the refining of copper, gold, lead, and zinc. This makes silver production closely tied to the mining of these other major metals.
Silver - world production trend.svg
Silver - world production trend.svg

When comparing precious metals, silver is the most abundant of the "big three." These three metals are silver, gold, and platinum. Platinum is the rarest of the group. To put this in perspective, there are approximately 139 troy ounces of silver mined for every one ounce of platinum.

Price of silver.webp
Price of silver.webp
Silver is frequently used for investment and currency. It is sold in the form of bullion, which includes bars and coins.
1000oz.silver.bullion.bar.top.jpg
1000oz.silver.bullion.bar.top.jpg
Because of its high cost, silver is rarely used for general electrical wiring. However, it is essential in radio-frequency engineering. At high frequencies, currents flow on the surface of conductors, making silver plating very effective.

Beyond electronics and money, silver has many diverse applications. It is used in solar panels, water filtration systems, and specialized mirrors. Its high reflectivity makes it superior to aluminum for wavelengths longer than 450 nm. Silver is also a vital component in medicine. Dilute solutions of silver nitrate and other silver compounds act as disinfectants and microbiocides. This is known as the oligodynamic effect. Because of this, silver is added to bandages, wound dressings, and catheters to help control microbes.

Silver nitrate crystals.jpg
Silver nitrate crystals.jpg
It also serves as a colorant in stained glass and is used in specialized confectionery.
Diwali sweets India 2009.jpg
Diwali sweets India 2009.jpg

Silver is a relatively unreactive metal, which is why alchemists called it a "noble metal." It does not react with air, even when heated to a red heat. However, it can react with sulfur to form black silver sulfide.

Sulfid stříbrný.PNG
Sulfid stříbrný.PNG
This process is known as tarnishing. Silver can also react with salt water to form silver chloride, which appears pale yellow or purplish.
Common Silver Halide Precipitates.jpg
Common Silver Halide Precipitates.jpg
In chemistry, silver most commonly exists in the +1 oxidation state. This state is very stable in both aqueous solutions and solids. This stability is a key reason why silver compounds, especially halides, are so important in scientific processes like gravimetric analysis.

756 words
🖼️ Images & Media (18)
File:1000oz.silver.bullion.bar.top.jpg
1000oz.silver.bullion.bar.top.jpg
File:Ag atomic wire.jpg
Ag atomic wire.jpg
File:Sulfid stříbrný.PNG
Sulfid stříbrný.PNG
File:Common Silver Halide Precipitates.jpg
Common Silver Halide Precipitates.jpg
Silver.webm
File:Silver nitrate crystals.jpg
Silver nitrate crystals.jpg
File:Silver-NHC as carbene transmetallation agent.png
Silver-NHC as carbene transmetallation agent.png
File:Ag-Au-Cu-colours-english.svg
Ag-Au-Cu-colours-english.svg
File:Vase Entemena Louvre AO2674.jpg
Vase Entemena Louvre AO2674.jpg
File:Karashamb goblet.jpg
Karashamb goblet.jpg
File:Silver mining in Kutná Hora 1490s.jpg
Silver mining in Kutná Hora 1490s.jpg
File:6852 les deniers de judas.JPG
6852 les deniers de judas.JPG

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